Securely anchor your shelter to grass or unpacked soil. The ShelterAuger Earth Anchors have an innovative corkscrew design which digs in fast and holds on tight. Genuine authentic anchoring for shelters, canopies and instant garages. Innovative corkscrew design digs in fast and holds on tight. Recommended for garages, sheds and larger canopies. Portable and reusable - heavy-duty, powder-coated steel construction will not rust, corrode, chip or peel. Quick clamp-on wire tie-downs are installed in minutes to legs and anchors with a rock solid connection. Proper anchoring of your shelter is mandatory. Make sure it is anchored securely to manufacturer specifications. ShelterLogic recommends (1) one ShelterAuger per leg. Set of 4.